*{
    box-sizing: border-box;
}
.sider_herader{
    width: 100%;
    height: 50px;
    overflow: hidden;
    white-space: nowrap;
    img{
        width: 30px;
        height: 20px;
        margin-top: 15px;
        margin-left: 25px;
    }
    span{
        color: black;
        margin-left: 28px;
        font-size: 20px;
    }
}
.headers{
    width: 100%;
    height: 50px;
    background: red;
    line-height: 50px;
    padding-left: 10px;
}